USN-5628-2

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Source
https://ubuntu.com/security/notices/USN-5628-2
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5628-2.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-5628-2
Upstream
Related
Published
2022-09-22T15:16:34.339613Z
Modified
2025-10-13T04:36:05Z
Summary
etcd vulnerabilities
Details

USN-5628-1 fixed vulnerabilities in etcd. This update provides the corresponding updates for Ubuntu 18.04 ESM.

Original advisory details:

It was discovered that etcd incorrectly handled certain specially crafted WAL files. An attacker could possibly use this issue to cause a denial of service. (CVE-2020-15106, CVE-2020-15112)

It was discovered that etcd incorrectly handled directory permissions when trying to create a directory that exists already. An attacker could possibly use this issue to obtain sensitive information. (CVE-2020-15113)

It was discovered that etcd incorrectly handled endpoint setup. An attacker could possibly use this issue to cause a denial of service. (CVE-2020-15114)

References

Affected packages

Ubuntu:Pro:18.04:LTS / etcd

Package

Name
etcd
Purl
pkg:deb/ubuntu/etcd@3.2.17+dfsg-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.2.17+dfsg-1ubuntu0.1~esm1

Affected versions

3.*

3.1.0-1
3.2.9+dfsg-2
3.2.9+dfsg-3
3.2.17+dfsg-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "etcd",
            "binary_version": "3.2.17+dfsg-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "etcd-client",
            "binary_version": "3.2.17+dfsg-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "etcd-server",
            "binary_version": "3.2.17+dfsg-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "golang-etcd-server-dev",
            "binary_version": "3.2.17+dfsg-1ubuntu0.1~esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:18.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2020-15106"
        },
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2020-15112"
        },
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2020-15113"
        },
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2020-15114"
        }
    ]
}